[Nix-dev] drone and nix (sort of solved)

[Wout Mertens]

Nice! Why is it not perfect?

On Fri, Jun 16, 2017 at 1:21 PM Harmen <harmen at lijzij.de> wrote:

> Hi all,
>
> I while ago here I asked about using nix with drone.io (a CI system which
> uses docker), to deal with push based tests. I previously reported back
> with a solution with gitlab, but I did end up with a workable (not perfect)
> solution for drone.
>
> On the 'drone agent' machine run this once:
>
>     # docker volume create nix
>     # docker run --rm -v nix:/newnix nixos/nix cp -a /nix/store /nix/var
> /newnix
>
> in the .drone.yml files:
>
>     pipeline:
>       build:
>         image: nixos/nix
>         commands:
>           ...
>         volumes:
>           - nix:/nix/
>
> And whenever you want to update nixchannel:
>
>     # docker run -v nix:/nix/ --rm -ti nixos/nix nix-channel --update
>
>
> This will share the /nix directory with every build, so rebuild (and
> downloads!) are kept to a minimum.
>
>
> Maybe it helps someone.
> Thanks!
> Harmen
>
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